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Opera 30 Beta for Linux, Windows, and Mac Brings Sidebar and Tab Improvements

Being based on Chromium 43.0.2357.18, Opera 30.0 Beta Build 1835.18 brings a number of improvements to the sidebar and tabs, as well as to the tab menu. Additionally, the new Beta build of the Opera web browser fixes all sorts of issues reported by users. The Sidebar gained support for extensions, which will allow for unlimited use cases for improving your productivity.